rosinweed | (n) North American perennial having a resinous odor and yellow flowers, Syn. Silphium laciniatum |
gumweed | (n) any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock, Syn. gum plant, tarweed, rosinweed |
Rosinweed | n. (Bot.) |
rosinweed | (n) North American perennial having a resinous odor and yellow flowers, Syn. Silphium laciniatum |
gumweed | (n) any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock, Syn. gum plant, tarweed, rosinweed |
Rosinweed | n. (Bot.) |